US3170178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making a foot cushioning insole
Assignee: Individual
•
Filing: 1962-06-22
•
Granted: 1965-02-23
•
Expires: 1982-06-22
Abstract
No abstract record available.
Inventors
- 👤 William M Scholl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:28
CPC Classifications
A; A43; A43B; A43B7/00; A43B7/14; A43B7/1405; A43B7/1415; A43B13/00; A43B13/38; A43B13/40; A43B17/00; A43B17/14; A43B7/142; A43B17/02; A43B17/03; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1054
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
THE METHOD OF MAKING A FOOT CUSHIONING DEVICE COMPRISING A LAYER OF THERMOPLASTIC CUSHIONING MATERIAL AND A COVER LAYER OF OPEN-MESH FABRIC WOVEN OF THERMOPLASTIC FILAMENTS, INCLUDING THE STEPS OF SUPERPOSING SAID LAYER, PLACING A THIN THERMOPLASTIC FILM OVER THE EXPOSED FACE OF THE FABRIC LAYER, HEAT SEALING SAID LAYERS AND FILM TOGEHTER IN A SINGLE OPERATION TO PROVIDE A HEAT SEAL SEAM DEFINING THE SHAPE OF THE FINISHED DEVICE AND A TEAR LINE FOR REMOVING THE DEVICE FROM WASTE STOCK, AND TEARING OFF THE FILM ALONG THE INNER EDGE OF THE HEAT SEAL SEAM.
Claim 2
Independent Claim
95 words
THE METHOD OF MAKING A FOOT CUSHIONING DEVICE COMPRISING A LAYER OF THERMOPLASTIC CUSHIONING MATERIAL AND A COVER LAYER OF OPEN-MESH FABRIC WOVEN OF THERMOPLASTIC FILAMENTS, INCLUDING THE STEPS OF SUPERPOSING SAID LAYER, PLACING A THIN THERMOPLASTIC FILM OVER THE EXPOSED FACE OF THE FABRIC LAYER, HEAT SEALING SAID LAYERS AND FILM TOGEHTER IN A SINGLE OPERATION TO PROVIDE A HEAT SEAL SEAM DEFINING THE SHAPE OF THE FINISHED DEVICE AND A TEAR LINE FOR REMOVING THE DEVICE FROM WASTE STOCK, AND TEARING OFF THE FILM ALONG THE INNER EDGE OF THE HEAT SEAL SEAM.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |